Iwamoto, Andy
Current rating: 1529
Record: 11-9-1
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1588 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 112 | Riis-Due, Austin (1463) | Lost 1-2 | -201568 |
| 2modern | 337 | Minnis, John (1480) | Lost 1-2 | -201548 |
| 3modern | 558 | Cerda, Chris (1463) | Lost 0-0 | -191529 |
| top | average opponent: 1469record: 0-3 | new rating: 1529 | ||
| Grand Prix Oklahoma City 2013 (THS limited) | starting rating: 1541 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 131 | Panuska, Joe (1482) | Lost 0-2 | -191522 |
| 2sealed | 473 | Buono, Troy (1482) | Won 2-0 | +171539 |
| 3sealed | 339 | Garcia, Christian (1499) | Lost 1-2 | -181521 |
| 4sealed | 541 | McMillen, Kyle (1482) | Won 2-0 | +171538 |
| 5sealed | 364 | Kirkpatrick, Greg (1444) | Won 2-0 | +161554 |
| 6sealed | 363 | Keith, Brandon (1518) | Lost 0-2 | -191535 |
| 7sealed | 337 | Skaggs, Daniel (1501) | Won 2-0 | +181553 |
| 8sealed | 265 | Strain, Kendall (1520) | Won 2-0 | +171570 |
| 9sealed | 212 | Dobberstein, Alex (1569) | Won 2-1 | +181588 |
| top | average opponent: 1500record: 6-3 | new rating: 1588 | ||
| Grand Prix Dallas-Fort Worth 2011 (MBS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 26 | Hood, Brandon (1500) | Won 2-0 | +181518 |
| 2standard | 231 | Benavidez, Kyle (1518) | Won 2-0 | +181536 |
| 3standard | 14 | Phetteplace, Cody (1536) | Won 2-1 | +181554 |
| 4standard | 23 | Goff, Ryan (1541) | Won 2-1 | +181572 |
| 5standard | 59 | Dahle, Travis (1554) | Draw 1-1 | -11571 |
| 6standard | 42 | Nass, Matthew (1899) | Lost 0-2 | -121559 |
| 7standard | 100 | Antonetz, Jacob l (1562) | Lost 0-2 | -181541 |
| 8standard | 173 | Edmison-Wilhelmi, Cami (1537) | Won 2-0 | +181559 |
| 9standard | 117 | Hughes, Cody (1553) | Lost 0-2 | -181541 |
| top | average opponent: 1578record: 5-3-1 | new rating: 1541 | ||